Yildirim, who identified himself to the public as Ahmet Demir but was called by the code-name Yeşil among intelligence, disappeared in 1998.
Eymür said that Yeşil later worked with the Turkish Gendarmerie's shadowy JİTEM unit until 1995, and "was given identification cards.
[5][6] In 2012, the MİT told prosecutors (in a document leaked to the press) that it had used Yıldırım in four operations, including the one which captured Kurdistan Workers' Party (PKK) commander Şemdin Sakık in 1998.
[8] According to mob boss Sedat Peker speaking in 2011, MİT official Tarık Ümit was "kidnapped in retaliation for Yeşil having kidnapped two Iranian drug dealers [Iranian spies Lazım Esmaeili and Askar Simitko, abducted January 1995] in İstanbul at the time.
[12] Valley of the Wolves (TV series) Hakan Boyav's characters Kara (Mazhar Yıldıran) original life of Yeşil Mahmut Yıldırım.